7.4.2. Setting Global Variables Set global variables for the Safety Controller. 23 1 Click Go To I/O Map in the Connection Settings (Originator) Tab Page. Robot Safety Slave 2 The I/O Map Tab Page is displayed. Click ▽ to the left of EtherNet/IP Port 2 (Originator) to expand. 3 Right-click EtherNet/IP Port 2 (Originator) and select Create Device Variable from the menu. 4 The variable names and types are set. Robot Safety Salve